Not approaching anything like 10000, but I'm solidly comfortable with a 1250 auto TAV setting, which surprises me with each happening on my K3ll. J
Sent from my iPhone > On Jul 21, 2018, at 12:38 PM, Larry Colen <[email protected]> wrote: > > > TLDR: In most situations I find that I can push up to 10,000 and get usable > images, particularly when shooting social or dance events indoors. I'm much > better off doing 10,000 without a flash than annoying, or distracting, folks > with a flash at lower ISOs. > > Too noisy is very subjective and depends on the situation. I find the noise > at ISO 10,000 comparable to the grain on Tri-X. > > I have found that I have lost far more photos trying to preserve ISO and > ending up at too slow of a shutter speed, or too narrow of a depth of field > than I have by pushing the ISO too hard. > > I have found that with hard drives being under $50/terabyte, unless I am > shooting action, there is little downside to experimenting widely with > exposure particularly with "tripod shots". > > There is also little downside to just going out and experimenting, pushing > beyond what I consider the limits of the camera to learn. > > Also, as image processing improves, raw files that were too noisy a few years > ago can now be cleaned up quite satisfactorily. > > I have found that with the iso-invariance of the cameras, bracketing ISO has > little benefit, unless I'm in danger of blowing out highlights. So, if I'm > bracketing I'm usually either in Av or M mode. As I think about this, I may > want to experiment again with bracketing in Tav mode, because blown > highlights tend to be the danger. > > In good light, in auto exposure, I'll shoot at ISO 100 and Av mode. > > If I can't get ISO 100, in auto exposure, I'll set the shutter speed and > aperture I need and take whatever ISO I can get in Tav mode. One time I was > doing this at a concert, one frame looked a bit grainy, but still usable, and > it turned out to be ISO 25,600. > > Back when doing low light work with much older tech sensors, I found that if > something is noisier than I like, if I process in black and white the noise > just looks like grainier film, and is much less objectionable. > > > Ken Waller wrote on 7/21/18 10:40 AM: >> I almost never shoot above 400 ISO in my outdoor photography, a force of >> habit. >> For comparisons I shot some birdy images at the feeder and varied the ISO up >> to 51200, same f stop with varying shutter speeds. >> Surprise, surprise but I got very usable captures up to 25600, but not so >> much @ 51200 - which produced a noticeable color shift. >> A subjective evaluation that will give me a little more leeway in the field. >> Wondering what list members have found in this regard with their DSLRs ? >> Kenneth Waller >> http://www.pentaxphotogallery.com/kennethwaller > > > -- > Larry Colen [email protected] http://red4est.com/lrc > https://www.flickr.com/photos/ellarsee/collections/72157612824732477/ > > -- > PDML Pentax-Discuss Mail List > [email protected] > http://pdml.net/mailman/listinfo/pdml_pdml.net > to UNSUBSCRIBE from the PDML, please visit the link directly above and follow > the directions. -- PDML Pentax-Discuss Mail List [email protected] http://pdml.net/mailman/listinfo/pdml_pdml.net to UNSUBSCRIBE from the PDML, please visit the link directly above and follow the directions.
